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maintain $path and $PATH simultaneously

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rsc 2005-01-12 16:59:50 +00:00
parent 7b0c2f155d
commit a9eaaa03e0
5 changed files with 74 additions and 4 deletions
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10
src/cmd/rc/exec.c
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@ -117,6 +117,7 @@ main(int argc, char *argv[])
Trapinit();
Vinit();
itoa(num, mypid=getpid());
pathinit();
setvar("pid", newword(num, (word *)0));
setvar("cflag", flag['c']?newword(flag['c'][0], (word *)0)
:(word *)0);
@ -369,7 +370,7 @@ void Xwrite(void){
runq->pc++;
poplist();
}
char *list2str(word *words){
char *_list2str(word *words, int c){
char *value, *s, *t;
int len=0;
word *ap;
@ -379,12 +380,15 @@ char *list2str(word *words){
s=value;
for(ap=words;ap;ap=ap->next){
for(t=ap->word;*t;) *s++=*t++;
*s++=' ';
*s++=c;
}
if(s==value) *s='\0';
else s[-1]='\0';
return value;
}
char *list2str(word *words){
return _list2str(words, ' ');
}
void Xmatch(void){
word *p;
char *subject;
@ -464,6 +468,8 @@ void Xassign(void){
freewords(v->val);
v->val=runq->argv->words;
v->changed=1;
if(v->changefn)
v->changefn(v);
runq->argv->words=0;
poplist();
}